Capacitive to Digital & Touch Screen Controllers

Analog Devices’ portfolio of capacitance-to-digital converters (CDCs) and touch screen controllers provide solutions for your automotive, industrial, medical, and other system needs, with applications including humidity, position, and proximity sensing.
Our CDC products provide a new standard in single-chip solutions, with members of this portfolio providing high resolution, high linearity, and high accuracy, as well as fast response times and high input sensitivity. Our touch screen controllers feature a synchronous serial interface ,low on-resistance switches for driving touch screens, and throughput rates greater than 125 kSPS.
Таблица выбора продукта

Capacitive to Digital and Touch Screen Controllers

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SortOrderPart#Device Primary Function# of ChannelsSample Rate
(max)
(SPS)
Throughput Rate per Channel
(SPS)
Resolution
(bits)
Cin Base Offset Range
(typ)
(F)
Cin RangesInterfaceIs
(typ)
(A)
AutomotiveUS Price 1000 to 4999
($ US)
1AD7889 Touch Screen Controller 3 105k- 12-- I²C, Serial 650µ No-
2AD7147A Capacitance to Digital 13 111 111 16 20p ±8 I²C, SPI 0.9m No-
3AD7879 Touch Screen Controller 2 105k- 12-- I²C, Serial 650µ Yes $1.74 (AD7879-1ACPZ-500R7)
4AD7156 Capacitance to Digital 2 100 100 12 10p 0.5, 1, 2, 4 I²C 65µ No $1.29 (AD7156BCPZ-REEL)
5AD7153 Capacitance to Digital 1 200 200 12 10p ±0.25, ±0.5, ±1, ±2, 0.5, 1, 2, 4 I²C 100µ No-
6AD7152 Capacitance to Digital 2 200 200 12 10p ±0.25, ±0.5, ±1, ±2, 0.5, 1, 2, 4 I²C 100µ No-
7AD7151 Capacitance to Digital 1- 100 12 10p 0.5, 1, 2, 4 I²C 70µ No $1.41 (AD7151BRMZ)
8AD7150 Capacitance to Digital 2- 200 12 10p 0.5, 1, 2, 4 I²C 100µ No $1.41 (AD7150BRMZ)
9AD7147 Capacitance to Digital 13- 111 16 20p ±8 I²C, SPI 0.9m Yes $1.32 (AD7147ACPZ-REEL)
10AD7747 Capacitance to Digital 1- 45.5 24 17p ±8.192 I²C 0.7m No $4.80 (AD7747ARUZ)
11AD7143 Capacitance to Digital 8- 40 16 20p ±2 I²C 0.9m No-
12AD7142 Capacitance to Digital 14 250k 27.8 16 20p ±2 I²C, SPI 0.9m No $1.41 (AD7142ACPZ-1REEL)
13AD7746Reference Circuit Available Capacitance to Digital 2- 90 24 17p ±4.096 I²C 0.7m No $6.29 (AD7746ARUZ-REEL7)
14AD7745Reference Circuit Available Capacitance to Digital 1- 90 24 17p ±4.096 I²C 0.7m No $4.80 (AD7745ARUZ-REEL)
15AD7877 Touch Screen Controller 5 125k- 12-- Serial 880µ Yes $2.21 (AD7877ACBZ-REEL7)
16AD7873 Touch Screen Controller 6 125k- 12-- Serial 670µ No $2.01 (AD7873ARQZ)
17AD7843 Touch Screen Controller 4 125k- 12-- Serial 240µ No $1.19 (AD7843ARUZ)